Ключевые слова: baden wurttemberg, badenwurttemberg, black forest, business, business travel, carriage, commuter train, commuters, commuting, decker, destination, deutsche bahn, double, freiburg, german, germany, journey, modern, passenger train, public, public transportation, railroad, railway, rush hour, schwarzwald, tourism, traffic, train, transport, transportation, travel, trip, vacation, wagon, windows,